Citigroup
HDSN

Citigroup’s Hudson Technologies HDSN Stock Holding History

Citigroup’s Portfolio HDSN Stock Details HDSN Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q1 		$10.5K Sell
1,787
-1,918
-52% -$13.2K ﹤0.01% 5018
2025
Q4 		$25.4K Sell
3,705
-45
-1% -$355 ﹤0.01% 4803
2025
Q3 		$37.2K Sell
3,750
-12,332
-77% -$116K ﹤0.01% 4585
2025
Q2 		$131K Sell
16,082
-15,362
-49% -$105K ﹤0.01% 4291
2025
Q1 		$194K Sell
31,444
-3,440
-10% -$20.2K ﹤0.01% 4223
2024
Q4 		$195K Sell
34,884
-615
-2% -$4.05K ﹤0.01% 4430
2024
Q3 		$296K Buy
35,499
+24,171
+213% +$200K ﹤0.01% 4083
2024
Q2 		$99.6K Buy
11,328
+3,011
+36% +$29.2K ﹤0.01% 4209
2024
Q1 		$91.6K Buy
8,317
+2,066
+33% +$26.9K ﹤0.01% 4330
2023
Q4 		$84.3K Buy
6,251
+6,218
+18,842% +$80.3K ﹤0.01% 4270
2023
Q3 		$439 Sell
33
-13,035
-100% -$141K ﹤0.01% 5225
2023
Q2 		$126K Buy
+13,068
New +$114K ﹤0.01% 4129
2023
Q1 		– Sell
-290
Closed -$2.94K – 5641
2022
Q4 		$2.94K Sell
290
-362
-56% -$3.54K ﹤0.01% 5149
2022
Q3 		$5K Sell
652
-1,893
-74% -$15.9K ﹤0.01% 5220
2022
Q2 		$19K Sell
2,545
-48,439
-95% -$400K ﹤0.01% 5028
2022
Q1 		$317K Buy
+50,984
New +$226K ﹤0.01% 3810
2018
Q2 		– Sell
-75
Closed – – 7650
2018
Q1 		$0 Sell
75
-2,439
-97% -$14.4K ﹤0.01% 7591
2017
Q4 		$15K Buy
2,514
+200
+9% +$1.22K ﹤0.01% 6863
2017
Q3 		$18K Buy
2,314
+2,071
+852% +$17.9K ﹤0.01% 6471
2017
Q2 		$2K Buy
+243
New +$1.86K ﹤0.01% 6985
2016
Q2 		– Sell
-25
Closed – – 7200
2016
Q1 		$0 Buy
+25
New +$79 ﹤0.01% 7567
2015
Q2 		– Sell
-69
Closed – – 7605
2015
Q1 		$0 Buy
+69
New +$263 ﹤0.01% 7280
2014
Q2 		– Sell
-2,813
Closed -$8K – 7202
2014
Q1 		$8K Buy
+2,813
New +$9.35K ﹤0.01% 6428
2013
Q4 		– Sell
-1,414
Closed -$3K – 7055
2013
Q3 		$3K Buy
+1,414
New +$3.03K ﹤0.01% 6523

Other funds holding HDSN

HP
Hartree Partners New York $467M AUM 66.71% 1-Year Est. Return
WCM
Westerly Capital Management San Francisco, California $368M AUM 42.67% 1-Year Est. Return
BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
Dimensional Fund Advisors
Dimensional Fund Advisors Austin, Texas $481B AUM 30.42% 1-Year Est. Return
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
Renaissance Technologies
Renaissance Technologies New York $63.9B AUM 45.56% 1-Year Est. Return
American Century Companies
American Century Companies Kansas City, Missouri $194B AUM 35% 1-Year Est. Return
NSCM
New South Capital Management Memphis, Tennessee $2.09B AUM 33.67% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return

Citigroup's HDSN Position: Q1 2026 in Review

Citigroup reduced its Hudson Technologies (HDSN) stake by 52% in Q1 2026, selling an estimated $13.2K and leaving 1,787 shares worth $10.5K. The position accounts for ﹤0.01% of the portfolio, ranked #5018.

Citigroup first reported a position in HDSN in Q3 2013 and has held it in 24 quarters since. The position peaked at $317K in Q1 2022. 160 funds tracked by Wall St. Rank hold HDSN as of Q1 2026.

  • Citigroup held 1,787 shares of Hudson Technologies worth $10.5K as of Q1 2026.
  • Citigroup sold 1,918 Hudson Technologies shares in Q1 2026, an estimated $13.2K.
  • Hudson Technologies made up ﹤0.01% of Citigroup's portfolio in Q1 2026, its #5018 holding.
  • Citigroup first reported a position in Hudson Technologies in Q3 2013 and has held it in 24 quarters since.
  • Citigroup's Hudson Technologies position peaked at $317K in Q1 2022.
  • 160 funds tracked by Wall St. Rank held Hudson Technologies as of Q1 2026.

Based on Citigroup's 13F filing for Q1 2026, filed 11 May 2026.